Gynecological ultrasound can detect uterine space-occupying lesions, pregnancy-related tests, and space-occupying lesions of the uterine adnexa. 1. Uterus-occupying lesions: gynecological ultrasound includes conventional ultrasound and transvaginal ultrasound, which can detect some uterus-occupying lesions, such as endometrial polyps, fibroids, adenomyosis, etc., and it can also detect thickening of the uterine lining, and make preliminary diagnosis of endometrial cancer. 2. Pregnancy related examination: women need to undergo gynecological ultrasound examination after pregnancy, which can clarify whether the pregnancy is intrauterine, and can also confirm the diagnosis of ectopic pregnancy, as well as check for gravidity, or induced abortion. 3. Uterine adnexal space-occupying lesions: gynecological ultrasound can be used to determine whether there are cysts in the adnexa or to make a preliminary diagnosis of uterine adnexal tumors. Gynecological ultrasound can check more items, if gynecological diseases need to be examined, it is recommended to follow the doctor’s instructions to take the appropriate examination method.